//
//  YFNetWorkUtil.h
//  PSB
//
//  Created by 孙云飞 on 2017/9/13.
//  Copyright © 2017年 孙云飞. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface YFNetWorkUtil : NSObject
+ (instancetype)shareNetWorkUtil;


//获取服务器产品版本
- (void)obtainVersion:(void(^)(id data))successBlock failure:(void(^)(id error))failureBlock;

@end

